CVE-2023-39780
ASUS RT-AX55
Published 11 Sept 2023 · updated 17 Jun 2026 · Analyzed
Exploited in the wild
CISA added this to its Known Exploited Vulnerabilities catalog on 2 Jun 2025, with a remediation deadline of 23 Jun 2025 for US federal agencies.
Required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Description
On ASUS RT-AX55 3.0.0.4.386.51598 devices, authenticated attackers can perform OS command injection via the /start_apply.htm qos_bw_rulelist parameter. NOTE: for the similar "token-generated module" issue, see CVE-2023-41345; for the similar "token-refresh module" issue, see CVE-2023-41346; for the similar "check token module" issue, see CVE-2023-41347; and for the similar "code-authentication module" issue, see CVE-2023-41348.
References
- github.com/D2y6p/CVE/blob/main/asus/CVE-2023-39780/1/EN.md · Exploit, Third Party Advisory
- github.com/D2y6p/CVE/blob/main/asus/CVE-2023-39780/2/EN.md · Exploit, Third Party Advisory
- github.com/D2y6p/CVE/blob/main/asus/CVE-2023-39780/3/EN.md · Exploit, Third Party Advisory
- github.com/D2y6p/CVE/blob/main/asus/CVE-2023-39780/4/EN.md · Exploit, Third Party Advisory
- github.com/D2y6p/CVE/blob/main/asus/CVE-2023-39780/5/EN.md · Exploit, Third Party Advisory
- github.com/D2y6p/CVE/blob/main/asus/CVE-2023-39780/6/EN.md · Exploit, Third Party Advisory
- www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-39780 · US Government Resource
- www.greynoise.io/blog/stealthy-backdoor-campaign-affecting-asus-routers · Exploit, Third Party Advisory